Hobby knife with retractable blade



FIG. 1 is a front perspective view of a hobby knife with the bladepartially extended from the handle showing the design;

FIG. 2 is a side elevation view thereof:

FIG. 3 is an opposite side elevation view thereof;

FIG. 4 is a top elevation view thereof;

FIG. 5 is a bottom elevation view thereof:

FIG. 6 is a rear elevation view thereof:

FIG. 7 is a front elevation view thereof;

FIG. 8 is a front perspective view of the hobby knife with the bladecompletely extended; and,

FIG. 9 is a front perspective view of the hobby knife with the bladecompletely retracted.

The features illustrated in broken line form are provided for purposesof environment and form no part of the claimed design.

The ornamental design for a hobby knife with retractable blade, as shownand described.